NX CAD is a Computer Aided Design modelling software. This software using many industries Automotive,Automobile,Medical device etc. Its also called as Unigraphics.Its used realistic concept design and modelling. Siemens is a inventor of this software. Its used Computer Aided Design, Computer Aided Manufacturing,Computer Aided Engineering like NX CAD,NX CAM & NX NASTRAN CAD modelling used NX four major tools used Extrude,Revolve,Swept & Lofted Extrude Revolve Swept Lofted Its a user friendly environment and advanced modelling platform